| Server IP : 49.231.201.246 / Your IP : 216.73.216.149 Web Server : Apache/2.4.18 (Ubuntu) System : User : root ( 0) PHP Version : 7.0.33-0ubuntu0.16.04.16 Disable Function : exec,passthru,mail,shell_exec,system,proc_open,popen,ini_alter,dl,proc_close,curl_exec,curl_multi_exec,readfile,parse_ini_file,escapeshellarg,escapeshellcmd,show_source,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare,mail,php_uname,phpinfo MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /var/www/html/old/plugins/captcha/recaptcha/ |
Upload File : |
<?php
/**
* This is a PHP library that handles calling reCAPTCHA.
* - Documentation and latest version
* https://developers.google.com/recaptcha/docs/php
* - Get a reCAPTCHA API Key
* https://www.google.com/recaptcha/admin/create
* - Discussion group
* http://groups.google.com/group/recaptcha
*
* @copyright Copyright (c) 2014, Google Inc.
* @link http://www.google.com/recaptcha
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
/**
* A JReCaptchaResponse is returned from checkAnswer().
*/
class JReCaptchaResponse
{
public $success;
public $errorCodes;
}
class JReCaptcha
{
private static $_signupUrl = "https://www.google.com/recaptcha/admin";
private static $_siteVerifyUrl = "https://www.google.com/recaptcha/api/siteverify";
private $_secret;
private static $_version = "php_1.0";
/**
* Constructor.
*
* @param string $secret shared secret between site and ReCAPTCHA server.
*/
function JReCaptcha($secret)
{
if ($secret == null || $secret == "")
{
die("To use reCAPTCHA you must get an API key from <a href='"
. self::$_signupUrl . "'>" . self::$_signupUrl . "</a>");
}
$this->_secret = $secret;
}
/**
* Encodes the given data into a query string format.
*
* @param array $data array of string elements to be encoded.
*
* @return string - encoded request.
*/
private function _encodeQS($data)
{
$req = "";
foreach ($data as $key => $value)
{
$req .= $key . '=' . urlencode(stripslashes($value)) . '&';
}
// Cut the last '&'
$req = substr($req, 0, strlen($req) - 1);
return $req;
}
/**
* Submits an HTTP GET to a reCAPTCHA server.
*
* @param string $path url path to recaptcha server.
* @param array $data array of parameters to be sent.
*
* @return array response
*/
private function _submitHTTPGet($path, $data)
{
$req = $this->_encodeQS($data);
$http = JHttpFactory::getHttp();
$response = $http->get($path . '?' . $req)->body;
return $response;
}
/**
* Calls the reCAPTCHA siteverify API to verify whether the user passes
* CAPTCHA test.
*
* @param string $remoteIp IP address of end user.
* @param string $response response string from recaptcha verification.
*
* @return JReCaptchaResponse
*/
public function verifyResponse($remoteIp, $response)
{
// Discard empty solution submissions
if ($response == null || strlen($response) == 0)
{
$recaptchaResponse = new JReCaptchaResponse();
$recaptchaResponse->success = false;
$recaptchaResponse->errorCodes = 'missing-input';
return $recaptchaResponse;
}
$getResponse = $this->_submitHttpGet(
self::$_siteVerifyUrl,
array(
'secret' => $this->_secret,
'remoteip' => $remoteIp,
'v' => self::$_version,
'response' => $response
)
);
$answers = json_decode($getResponse, true);
$recaptchaResponse = new JReCaptchaResponse();
if (trim($answers['success']) == true)
{
$recaptchaResponse->success = true;
}
else
{
$recaptchaResponse->success = false;
$recaptchaResponse->errorCodes = isset($answers['error-codes']) ? $answers['error-codes'] : '';
}
return $recaptchaResponse;
}
}